baber/WOPTO huggingface dataset:
Patent KR-20080021540-A (KR)
Title: Conveyor apparatus
Inventor: ISHIKAWA YOSHINOBU
IPC: B66B23/02
Filed: 2007-08-30
Abstract: A conveyor apparatus is provided to be free of pulsing motion in a rotating chain to provide a comfortable ride quality on steps by including a step guide rail, a plurality of steps, a step chain and a chain driving mechanism. A conveyor apparatus(1) comprises a step guide rail(3), a plurality of steps(5), a step chain(4) and a chain driving mechanism(10). The steps move along the step guide rail. The step chain connects the steps. The chain driving mechanism drives the step chain. The step chain has a plurality of step links and step rollers between the adjacent step links. The chain driving mechanism includes a rotating and driving unit(11), a driving sprocket(12) connected to the rotating and driving unit to be rotated by a driving force given by the rotating and driving unit, and a rotating chain(13) disposed between the driving sprocket and the step chain to be rotated in accordance with a rotational movement of the driving sprocket to give a thrust to the step chain. The rotating chain has chain links and hinges to be connected to the adjacent chain links, a pitch length of the chain link being equal to or a multiple of a pitch length of the step link. The chain link has a placing surface on which the step roller is placed, and pressing surfaces that are in contact with the step rollers on front and rear sides of the step roller placed on the placing surface.
Patent KR-20090024382-A (KR)
Title: System, method and set-top box for providing advertisement service based on advertisement level
Inventor: YOUN TEAK HYUN
IPC: H04N21/43
Filed: 2007-09-04
Abstract: A system, a method and a set-top box for providing an advertisement service based on an advertisement level by using an iptv network are provided to set an advertisement level with regard to advertisement data and enable a user to determine whether to allow watching according to the advertisement level, thereby selectively watching advertisement data. If a user inputs a hot key of a remote controller, an advertisement reproduction management application in a settop box displays an advertisement reproduction setting screen(S100). The advertisement reproduction management application stores information about whether to allow watching based on a advertisement level(S200). If a user downloads selected VOD contents to a settop box(S300), a buffering monitoring scheduler of the settop box monitors a buffer processing state caused by a cache memory(S400).
Patent KR-20090025957-A (KR)
Title: Cellulose based tire cord
Inventor: KWON SO YEON
IPC: D02G3/48
Filed: 2007-09-07
Abstract: Cellulose based tire cord is provided to improve performance of a tire and to offer excellent shape stability in a high temperature condition. In cellulose based tire cord, a work loss rate defined as a calculus 1 is 40% or less in 120°C. The work loss rate(%) = work loss/weighting energy x 100. Work loss = loading energy - unloading energy. An elongation deformation rate(%) = (L10-L0)/L0 x 100. L is a length value of the cellulose based tire cord before adding load. L10 is the length value of the cellulose based tire cord after adding the load of 13%.
Patent KR-20090026958-A (KR)
Title: Stone panel attachment
Inventor: LEE DEOK HYUN
IPC: E04F13/08
Filed: 2007-09-11
Abstract: A slate material sticking structure is provided that the construction is conveniently performed since each slate material is simply adhered to the frame. A slate material sticking structure comprises a locking hole(10) formed on the girth of the slate material, a locking plate(20) converting to the lock and the unlock state according to the rotation of rotating plate combined in the locking hole, a frame(30) for being fixed to the wall and supporting the axis of rotation of the locking plate, a rotating means(40) converting into the lock and unlock state after the locking plate is rotated.
Patent KR-20080095732-A (KR)
Title: Method of configuring codebook and signal transmitting in multi-input and multi-output system
Inventor: JUNG JIN HYUK
IPC: H04B7/04
Filed: 2007-09-18
Abstract: A method of configuring a codebook and transmitting signal in multi-input and multi-output system is provided to reduce inference between antennas when two antennas are selected in a multi-input and multi-output system using more than one antenna. A first code book including more than one precoding vector is configured(S301). An antenna selective vector generated for selecting more than one antenna(S303). A second code book is configured by replacing some of more than one precoding vector included in the first code book to the antenna or selective vector(S305). Index selecting frequency is calculated for more than one predocing vector included in the first code book.
Patent KR-20090030934-A (KR)
Title: Server for searching error point of road network in navigation system and method thereof
Inventor: LEE KWANG SEOB
IPC: H04W8/22
Filed: 2007-09-21
Abstract: A server and a method for searching an error point of road network data for navigation are provided to improve reliability of road network information by sensing a network error and reflecting the network error to the existing road network information. A first path request signal including position information is received from a first navigation device using a navigation service(S401). A searching track is generated by arranging the received position information according to time sequence(S403). The searching track is compared with the previously stored road network information(S404). If the searching track is not included in the previously stored road network information, the current position grasped as the searching track is registered for a survey candidate position(S406). The shortest or optimum path from the current position to the destination is searched by applying the searching track and the destination information in a road database(S407). The searched path is provided(S408).
Patent KR-20080087628-A (KR)
Title: Low temperature polycrystalline growth
Inventor: KIM DAE IL
IPC: H01L21/20
Filed: 2007-09-21
Abstract: A low-temperature polycrystalline growth method is provided to enhance process efficiency by forming a polycrystalline thin film without performing an additional thermal process. A vacuum deposition process is performed to deposit Au on an upper surface of a substrate(110) to form an Au thin film(130) by crystallizing the Au. An upper thin film deposition process is performed to deposit a conductive material or a semiconducting material on an upper surface of the Au thin film in a vacuum deposition method. The deposited conductive material or the deposited semiconducting material are grown according to a shape corresponding to a crystalline structure of the crystallized Au thin film to form an upper thin film(140) of a crystalline state.
Patent KR-20080027750-A (KR)
Title: Apparatus and method for digital item description and process using scene representation language
Inventor: JOUNG YE SUN
IPC: H04N7/08
Filed: 2007-09-21
Abstract: An apparatus and a method for processing a digital item are provided to represent a multimedia content scene in such a type that media elements have spatial-temporal relation and interact with each other. A DIME(Digital Item Method Engine) unit(307) performs a media element, based on element information contained in a digital item. A scene representation unit(309) represents a scene of media data included in the digital item such that the media data have spatial-temporal relation and interact with each other. The digital item includes scene representation information and call information. The DIME unit operates the scene representation unit so that the scene representation unit represents the scene based on the scene representation information.
Patent KR-20080029864-A (KR)
Title: Reciprocating compressor
Inventor: INOUE HIROSHI
IPC: F04B39/00
Filed: 2007-09-27
Abstract: A reciprocating compressor is provided to maintain the discharge pressure of the compressor so as to prevent the components of the compressor from breakage. A reciprocating compressor comprises a suction port(10) through which a working gas is taken into a cylinder, a discharge port(13) through which the working gas compressed by a reciprocation piston is emitted toward an end use, and a cylinder volume setting mechanism(9). The suction port is opened/closed by a suction valve(11). The discharge port is opened/closed by a discharge valve(14). The cylinder volume setting mechanism determines a cylinder volume of the cylinder. A cylinder cover(4) is provided to put a lid on the cylinder.
Patent KR-20070102977-A (KR)
Title: Curling process of d-ring for car's safety belt
Inventor: SONG JIN GEOL
IPC: B21D53/88
Filed: 2007-10-02
Abstract: A process for curling a D-ring for a safety belt is provided to reduce work time and labor force and to reduce defective rate by mounting a curling punch and an upper stripper at an upper mold and using a press wherein a side supporting die is mounted at a lower mold. A process for curling a D-ring for a safety belt comprises an upper stripper(2), a curling punch(1), a side supporting die(3), and a D-ring material(6). The upper stripper is interposed at a center lower end of an upper mold. The curling punches are mounted at two sides of the upper stripper. The side supporting die is mounted at a center part of a lower mold. The side supporting die is combined by a bolt(4) and vertically moving. One edge of the D-ring material is inserted at a lower part of a round unit(3a) of the side supporting die. After the D-ring material is inserted to the side supporting die, the upper stripper of the upper mold is descending and contacted with the side supporting die of the lower mold. The upper stripper and the side supporting die are descending together and being stopped if the side supporting die is stopped at a bottom dead point(5). The only curling punch is descending simultaneously. The edge of the D-ring material is sled to a round unit of the curling punch, therefore the D-ring material is curved and forming the D-ring. The edge of the D-ring material is completely curved by a compress unit(1b) of the curling punch.
Patent KR-20090033979-A (KR)
Title: Magnetic levitation propulsion motor for generating thrust
Inventor: KIM BONG JU
IPC: H02K33/18
Filed: 2007-10-02
Abstract: A magnetic levitation propulsion motor for generating thrust is provided to rotate the rotor rotating with the magnetic levitation body at high speed and to be used in the machinery having the high power, the high thrust, and the high pressure. The stator(1) is formed with the ring shape. And the magnetic levitation groove(3) of the cross shape is formed in the inner side. Magnetic levitation coils(4,4',4") are installed at the inner side, upper and bottom side of the magnetic levitation groove. The rotor is formed with the ring shape. And the magnetic levitation body(5) corresponding to the magnetic levitation groove is installed at the outer circumference. Magnetic levitation magnets(6,6',6") are built-in in the outer side, upper and bottom side of the magnetic levitation body. The rotor(7) is installed inside the magnetic levitation body.
Patent KR-20090036450-A (KR)
Title: Apparatus and method for coding video
Inventor: SHIN HWA SEON
IPC: H04N19/42
Filed: 2007-10-09
Abstract: An apparatus and a method for coding video are provided to enable other encoding units to code other GOP(Group Of Picture)s in parallel while the first encoding unit codes the first GOP, thereby maximizing efficiency of coding video during multi core processing. The first to n encoding units(31a~31n) encodes video correspondingly to a GOP composed of a plurality of pictures grouping images of video. At this time, the first to n encoding units perform encoding according to a control signal of a control unit(33). The control unit controls the first to n encoding units to encode other pictures of a preceding GOP and a following GOP after encoding a key picture of the preceding GOP.
Patent KR-20090036965-A (KR)
Title: Method and apparatus for controlling the power of a power amplifier
Inventor: CHUNG KWANG SOON
IPC: H03F3/20
Filed: 2007-10-10
Abstract: A method and an apparatus for controlling the power of a power amplifier are provided to perform power control of the fixed point operation mode by using a microcontroller. An attenuator outputs an attenuation signal by attenuating an input signal according to the power control signal. A power amplifier(160) amplifies an attenuation signal and outputs an amplification signal. A first sensor(121) measures the power of the input signal and calculates a first power value. A second sensor(122) measures the power of an amplification signal and calculates a second power value. A power controller(135) generates a power control signal based on a first power value and a second power value. A second sensing unit measures the power of the amplification signal and calculates the second power value. The power control unit includes a first controller, a second controller, and a power control signal generator. The power control signal generator generates the power control signal by using a first moving average and a second moving average.
Patent KR-20090038714-A (KR)
Inventor: KIM JAE HONG
IPC: H01L21/336
Filed: 2007-10-16
Abstract: 산화막과 게이트 폴리막을 동일한 증착장비에서 순차적으로 한꺼번에 제조할 수 있는 산화막 및 게이트 폴리막 제작 방법 및 그 제작장치가 개시된다.  증착 장비에 삽입된 웨이퍼에 실란(SiH 4 ) 가스를 주입하여, 전도성없는 비정질 폴리막을 형성한 후, 비정질 폴리막을 고온 환경에서 어닐링(annealing)을 수행하여 다결정 폴리막인 산화막으로 변형시킨다.  이에 따라, 외부 환경에 노출되지 않아서, 오염을 방지함으로써, 높은 품질의 제품을 생산할 수 있다. 
       
     게이트 폴리, 산화막, 게이트 폴리 증착장비
Patent KR-20090039040-A (KR)
Title: Gas filter coated silica resins and method for manufacturing the same
Inventor: JANG HONG KI
IPC: B01D39/00
Filed: 2007-10-17
Abstract: A gas filter coated with silica resins and a method for manufacturing the same are provided to improve uniformity of quality, chemical resistance, and heat resistance by coating the silica resin on specific nonwoven fabric. A method for manufacturing a gas filter coated with silica resins comprises the following steps of: preparing texture fabric; laminating first non-woven and second non-woven fabric on reticular woven basic fabric through a needle punching process; and weaving a polyester yarn. The first non-woven is arranged in a single-side of weaving bubble. The second non-woven is arranged to the other side of the weaving bubble. The first non-woven is made of the HCC polyester yarn. The single-side of the first non-woven, a silica resin coating surface is formed.
Patent KR-20070107644-A (KR)
Title: A freezer using multiple expansion valve
Inventor: LEE DOK YONG
IPC: F25D19/00
Filed: 2007-10-19
Abstract: A freezer using multiple expansion valves is provided to keep the freezer in a moderate temperature in a short time by connecting expansion valves having different evaporation temperatures in parallel and selectively driving the expansion valves depending on the temperature of the freezer. A freezer using multiple expansion valves comprises a compressor(90), a condenser(10), a liquid receiver(20), a dryer(30), expansion valves, and an evaporator(60). The expansion valves comprises a first expansion valve(51) disposed between the dryer and evaporator, having a first evaporation temperature, and a second expansion valve(53) disposed between the dryer and evaporator, parallel to the first expansion valve, having a second evaporation temperature lower than the first evaporation temperature. First and second solenoid valves(41,43) controlling the first and second expansion valves are disposed between the dryer and the first and second expansion valves.
Patent KR-20090045670-A (KR)
Inventor: LEE DEOK JUNG
IPC: G06Q10/08
Filed: 2007-11-02
Abstract: 본 발명은 전파식별(RFID)를 이용한 컨테이너선의 선적,하역 관리시스템에 관한 것으로서 더욱 상세하게는 컨테이너선이 항만에서 컨테이너의 선적/하역시 좀 더 신속하고 효율적으로 작업하기 위해 컨테이너에 전자태그 및 리더기를 적용하는 컨테이너선의 선적,하역 관리시스템에 관한 것이다. 
     본 발명에 의하면, RFID 태그(11)와 RFID 리더기(21) 간의 컨테이너(10) 정보데이터를 주고 받는 컨테이너선의 선적,하역 관리시스템에 있어서, 상기 RFID 태그(11)가 외부 표면에 부착된 컨테이너(10); 상기 컨테이너(10)의 선적,하역 시 수직 이동하는 통로 주변에 설치된 라싱 브릿지(lashing bridge)(20) 혹은 화물창의 일 측에 부착되어 RFID 태그(11)의 정보를 판독하는 RFID 리더기(21); 상기 RFID 리더기(21)로부터 판독된 RFID 태그(11) 정보를 실시간으로 전송 받아 수집하고 관리하며, 무선망용 안테나를 통하여 해운선사 혹은 항만으로 전송하는 컨테이너 관리서버(30); 및 상기 컨테이너 관리서버(30)와 연동되며, 상기 컨테이너(10)의 RFID 리더기(21)를 통해 수집된 판독 정보데이터들을 데이터베이스화하여 저장하는 데이터베이스(40)를 포함하는 것을 특징으로 하는 컨테이너선의 선적,하역 관리시스템을 제시한다. 
       
     컨테이너선, RFID, 리더기, 라싱 브릿지, 무게분포분석프로그램
Patent KR-20090048089-A (KR)
Inventor: HAN SANG HOON
IPC: B60K5/12
Filed: 2007-11-09
Abstract: 본 발명의 예시적인 실시예는 엔진용 부시형 고체마운트가 개시된다. 개시된 엔진용 부시형 고체마운트는 엔진용 부시형 고체마운트는, 아웃터 파이프와, 상기 아웃터 파이프의 내측에 설치되는 인너 파이프와, 상기 아웃터 파이프와 상기 인너 파이프의 사이에서 중앙을 가로지르며 상기 아웃터 파이프와 상기 인너 파이프에 가류 접착되는 메인 러버와, 상기 메인 러버를 중심에 두고 이의 양측에 각각 형성되어 상기 아웃터 파이프에 가류 접착되는 보조 러버를 포함한다. 
     본 발명의 실시예에 따르면, RPM(주파수) 변화에 따른 진동의 크기에 따라 다른 특성값(탄성계수)이 적용되므로 제어 인자가 확보되어 승차감이 개선됨으로써 차량의 성능을 더욱 향상시킬 수 있고, 제어 변수를 갖는 유체 마운트와 비교하면 구조 및 제작이 간단하고, 무게도 경량화시킬 수 있는 이점이 있다. 
       
     엔진 마운트, 부시, 이중, 러버
Patent KR-20090049832-A (KR)
Title: 양변기의 변좌 고정장치
Inventor: JUN SSUE KYUNG
IPC: A47K13/26
Filed: 2007-11-14
Abstract: 본 발명은, 양변기 본체의 세척공간을 개폐시키는 변좌의 회전속도를 제어하도록 간격조절고정부의 공간에 고정되어 내부에 유체의 이동을 안내하는 안내홈이 형성되는 안내축이 구비되고, 상기 안내축의 안내홈에 안내홈의 상부를 유체의 이동방향에 따라 개폐시키면서 유체의 이동을 안내하는 유체안내홀이 적어도 1개 이상 형성되어 장착되는 유체안내편이 구비되며, 상기 유체안내편이 장착된 안내축을 수용하면서 유체을 내장하고, 상기 유체를 이동시키는 유체이동안내편이 돌출되어 시트 및 커버의 회전안내공에 결합되는 회전축이 구비된 댐퍼와; 
     상기 댐퍼를 중심으로 회전하는 변좌의 설치위치를 본체의 세척공간과 설치공에 맞게 조절하도록 몸체의 내부에 댐퍼가 회전가능하게 결합되는 공간이 구비되고, 상기 몸체의 전방에 댐퍼와 고정볼트의 간격에 맞게 변좌의 설치위치를 조절하도록 몸체의 일측 전방으로 돌출되는 위치조절공이 형성되고, 이 위치조절공의 양측에 일정간격 이격되는 다수의 위치조절홈이 형성되는 위치조절부재가 구비되며, 상기 위치조절부재의 위치조절홈에 안착되도록 위치조절돌기가 돌출된 고정판이 형성되고, 상기 고정판의 중앙에 너트가 체결되는 볼트가 형성되면서 탄성부재와 너트로 체결하여 설치공에 고정시키는 고정볼트가 구비되며, 상기 고정볼트의 위치조절이 용이하도록 위치조절부재의 일측에 대향하게 형성되는 설치안내홈이 구비되고, 상기 설치안내홈에 안착된 고정볼트의 손상을 방지하도록 위치조절부재를 폐쇄시키는 덮개가 구비되며, 상기 덮개를 고정시키도록 몸체의 일측에 덮개와 동일 선 상으로 돌출되는 고정돌기가 구비된 간격조절고정부를 포함하여 구성하는 양변기의 변좌 고정장치에 관한 것이다. 
     본 발명 양변기의 변좌 고정장치에 의하면, 변좌의 회전속도를 제어하여 본체의 상면에 부딪히는 충격을 감소시킴과 아울러 부딪힐 때 발생하는 소음을 차단하여 안정감있게 사용할 수 있을 뿐만 아니라 양변기의 제조사마다 간격이 다른 본체의 설치공과 세척공간에 맞도록 힌지와 볼트사이의 간격을 용이하게 조절하여 설치할 수 있는 것이다. 
       
     양변기, 변좌, 고정,
Patent KR-20090050286-A (KR)
Inventor: CHO JAE HUN
IPC: H04B10/29
Filed: 2007-11-15
Abstract: 본 발명은 TDD 방식을 이용하는 이동 통신 시스템의 무선 상하향 신호 전송을 위한 RoF(Radio-over-fiber) 시스템에 관한 기술로 상세하게는 TDD방식으로 이루어지는 시스템에서 상향 및 하향신호를 효율적으로 제어하여, 대역폭(bandwidth) 사용을 향상시키는 방법에 관한 내용이다.  
     본 발명에서는 TDD 방식을 이용하는 이동 통신 시스템의 무선 상하향 신호 전송을 위한 RoF 시스템에서 기지국과 복수의 릴레이가 무선 단말과 통신시 기지국과 릴레이와의 데이터 송수신의 시간지연을 효율적으로 관리하여 대역폭 활용을 높이는 구성을 제안한다.  
     제안된 대역폭 활용방법은 전체 시스템의 성능을 그대로 유지하며, 다운링크(Down Link) 신호 구간과 업링크(Up Link) 신호 구간 사이에 존재하는 완충시간(Guard Time)을 기지국과 릴레이와의 거리에 따라 서로 다르게 적용 함으로서, 업링크 구간의 대역폭 활용도를 최대한 유지할 수 있도록 하는 것이다. 
     
     광 릴레이 시스템, TDD 방식의 무선통신 시스템
Patent KR-20090050472-A (KR)
Inventor: BAEK BONG JUN
IPC: A23B7/10
Filed: 2007-11-15
Abstract: 본 발명은 강황을 함유하는 갓김치의 제조방법 및 이를 이용한 갓김치에 관한 것으로서, 더욱 상세하게는 합성조미료를 사용하지 않고 인체에 유용한 영양성분인 강황을 가미함과 동시에 기호성이 향상된 갓김치의 제조방법 및 이를 이용한 갓김치에 관한 것이다. 
     본 발명의 강황을 함유하는 갓김치의 제조방법은 갓을 채취하여 세척 및 탈수하는 갓준비단계와; 상기 갓준비단계에서 준비된 갓을 염장하는 염장단계와; 상기 염장단계에서 염장된 갓을 세척하는 세척단계와;강황의 유효성분을 포함하는 양념을 준비하는 양념준비단계와; 상기 양념준비단계에서 준비된 양념을 상기 세척단계에서 세척된 갓에 버무려 혼합하는 버무림단계;를 포함하는 것을 특징으로 한다. 
     본 발명의 강황을 함유하는 갓김치의 제조방법 및 이를 이용한 갓김치에 의하면 인체에 매우 유익한 강황의 유효성분을 함유하여 현대인의 건강증진은 물론, 갓김치를 최적의 조건에서 일정기간 발효 숙성시켜 갓 특유의 향취와 맛은 살리면서도 갓의 자극적인 매운맛은 제거하여 갓김치의 기호도를 크게 향상시킬 수 있다. 
       
     갓, 갓김치, 강황, 발효, 숙성, 현미박피분말
Patent KR-20080045643-A (KR)
Title: Apparatus and methods for compensating for signal imbalance in a receiver
Inventor: LEVI ZAK
IPC: H04B15/00
Filed: 2007-11-19
Abstract: An apparatus and a method for compensating signal imbalance in a receiver are provided to compensate signals by using digital calculation methods in a situation when uncertainty of a carrier frequency is present. A method for compensating signal imbalance comprises the following steps of: receiving data and carrier signals; selecting a value for a time domain parameter to minimize frequency domain energy corresponding to a frequency having a negative value; and correcting at least one of components in the time domain based on the value. An initial hardware operation(602) includes an NCO(Numerically Controlled Oscillator) phase reset(604). Bin selection is performed through fixed point computation(606). Bin recording occurs with 16 bits FFT(Fat Fourier Transform) outputs in k1, -k1+i1, -k1+i2, -k2+i1 and -k2+i2. A CFO estimation value is recorded(608). Residual frequency error compensation and time averaging are calculated(612).
Patent KR-20090004346-A (KR)
Title: Operating method of contents on demand system
Inventor: RYU JOO HYEON
IPC: H04N7/173
Filed: 2007-11-20
Abstract: An operating method of contents on a demand system is provided to stably offer a COD(Contents Of Demand) service according to a transmission format of requested contents without expanding the capacity of a COD server or extending the bandwidth of a network. A COD sever receives a contents request from a COD client. When there are the requested contents in the COD sever, the COD sever discriminates whether the requested contents are 1:1 transmission contents or 1:N transmission contents. If the requested contents are the 1:1 transmission contents, the COD sever provides the COD client with the connection information for 1:1 transmission, sets up a session between the COD sever and the corresponding COD client and transmits the requested contents to the corresponding client based on 1:1 transmission method. When the requested contents are the 1:N transmission contents, the COD sever provides the COD client with the connection information for 1:N connection, sets up a session between the COD sever and the corresponding client and transmits the requested contents to the corresponding COD client based on 1:N transmission method.
Patent KR-20090055305-A (KR)
Title: Negative electrode for lithium secondary battery and lithium secondary battery comprising same
Inventor: LEE SANG MIN
IPC: H01M50/426
Filed: 2007-11-28
Abstract: A negative electrode for a lithium secondary battery is provided to ensure excellent lifetime property by suppressing volume expansion and interfacial reaction with electrolyte at a plate. A negative electrode(112) for a lithium secondary battery comprises a current collector(1); a porous active material layer(2) which is formed on the current collector and includes metallic active material; and a high strength binder layer(3) formed on the porous active material layer. The high strength binder layer has the strength of 5-70 MPa and includes a high strength binder and filler. The high strength binder has crystallinity of 10-70 % and a glass transition temperature(Tg) of -100 to 100 °C.
Patent KR-20090057159-A (KR)
Title: Layout structure of dual port sram
Inventor: KIM JUNG KYU
IPC: G11C11/416
Filed: 2007-12-01
Abstract: A layout structure of a dual port SRAM is provided to form bit lines in a straight line type, thereby preventing electric connection between bit lines during a CMP(Chemical Mechanical Polishing) process. A first wire is electrically connected to a cell area(110) of a memory cell. A first via, a second wire, a second via, third wires(131), a third via(141), and fourth wires are sequentially accumulated on the first wire. A third wire area is located on an outer side of the cell area. A width of the third wire area is 0.19 to 0.21mum. An interval between the third wires is 0.31 to 0.33mum. The fourth wires are formed in a straight line type. A width of the fourth wires is 0.19 to 0.21mum. An interval between the fourth wires is 0.31 to 0.33mum. The fourth wires are bit lines and complementary bit lines.